Espacios de nombres
Variantes
Acciones

std::iswctype

De cppreference.com
< cpp‎ | string‎ | wide

 
 
Strings biblioteca
Terminadas en nulo
Original:
Null-terminated strings
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Cadenas de bytes
Multibyte cuerdas
Cadenas anchas
Clases
Original:
Classes
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
basic_string
char_traits
 
Terminadas en nulo de ancho
Funciones
Original:
Functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
De manipulación de caracteres
Original:
Character manipulation
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Las conversiones a formatos numéricos
Original:
Conversions to numeric formats
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Cadena de manipulación
Original:
String manipulation
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Matriz de manipulación
Original:
Array manipulation
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
wmemcpy
wmemmove
wmemcmp
wmemchr
wmemset
 
Defined in header <cwctype>
int iswctype( std::wint_t ch, std::wctype_t desc );
Clasifica el carácter ancho wc con categoría LC_CTYPE de la localización actual de C identificada por desc .
Original:
Classifies the wide character wc using the current C locale's LC_CTYPE category identified by desc.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Contenido

[editar] Parámetros

ch -
el carácter amplio de clasificar
Original:
the wide character to classify
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
desc -
la categoría LC_CTYPE, obtenido a partir de una llamada a std::wctype
Original:
the LC_CTYPE category, obtained from a call to std::wctype
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[editar] Valor de retorno

Es distinto de cero si el ch personaje tiene la propiedad identificada por desc en faceta LC_CTYPE de la actual configuración regional C. .
Original:
Non-zero if the character ch has the property identified by desc in LC_CTYPE facet of the current C locale.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[editar] Ejemplo

#include <clocale>
#include <cwctype>
#include <iostream>
bool classify(wchar_t ch, const std::string& cat)
{
    return std::iswctype(ch, std::wctype(cat.c_str()));
}
int main()
{
    std::setlocale(LC_ALL, "ja_JP.UTF-8");
    std::cout << "The character \u6c34 is...\n";
    for(std::string s : {"digit", "alpha", "space", "cntrl", "jkanji"})
        std::cout << s << "? " << std::boolalpha << classify(L'\u6c34', s) << '\n';
}

Output:

The character 水 is...
digit? false
alpha? true
space? false
cntrl? false
jkanji? true

[editar] Ver también

busca una categoría de clasificación de caracteres en el actual entorno nacional C
Original:
looks up a character classification category in the current C locale
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(función) [edit]